Baikal Lake is the oldest lake (25 million years) in the world, it was seen by dinosaurs
The deepest lake on Earth, depth 1620 m
In 1996 it was included on the list of UNESCO World Heritage Sites
The largest lake in the world by volume(it holds 20% of the earth’s liquid fresh water)
9% or 1/5 of all world clean water reserves
Freezes in winter almost completely, clear ice up to 2 m thick